From 58c16d061e3a77698c03233515dfd760e09d1b9f Mon Sep 17 00:00:00 2001
From: Haoyu Xu <i@halyul.dev>
Date: Sat, 24 Jun 2023 09:18:06 -0400
Subject: [PATCH] feat(aklive2d): add a downloader lib

---
 .vscode/launch.json    |  7 +++++++
 libs/charword_table.js | 27 ++-------------------------
 libs/downloader.js     | 36 ++++++++++++++++++++++++++++++++++++
 3 files changed, 45 insertions(+), 25 deletions(-)
 create mode 100644 libs/downloader.js

diff --git a/.vscode/launch.json b/.vscode/launch.json
index 6859baa..5af9246 100644
--- a/.vscode/launch.json
+++ b/.vscode/launch.json
@@ -48,6 +48,13 @@
       "request": "launch",
       "command": "pnpm run vite:directory:dev",
       "cwd": "${workspaceFolder}"
+    },
+    {
+      "type": "node-terminal",
+      "name": "Run Script: charword",
+      "request": "launch",
+      "command": "pnpm run charword",
+      "cwd": "${workspaceFolder}"
     }
   ]
 }
diff --git a/libs/charword_table.js b/libs/charword_table.js
index 6b274b6..2279823 100644
--- a/libs/charword_table.js
+++ b/libs/charword_table.js
@@ -1,8 +1,8 @@
 /* eslint-disable no-undef */
-import fetch from "node-fetch"
 import path from "path"
 import dotenv from "dotenv"
 import { exists, writeSync, readdirSync, rm, readSync } from "./file.js"
+import Downloader from "./downloader.js"
 
 dotenv.config()
 
@@ -121,30 +121,7 @@ export default class CharwordTable {
   }
 
   async #download(region) {
-    const historyResponse = await fetch(`https://api.github.com/repos/Kengxxiao/ArknightsGameData/commits?path=${region}/gamedata/excel/charword_table.json`)
-    const historyData = await historyResponse.json()
-    const lastCommit = historyData[0]
-    const lastCommitDate = new Date(lastCommit.commit.committer.date)
-    const filepath = path.join(this.#charwordTablePath, `charword_table_${region}_${lastCommitDate.getTime()}.json`)
-    console.log(`Last commit date: ${lastCommitDate.getTime()}`)
-
-    if (exists(filepath)) {
-      console.log(`charword_table_${region}.json is the latest version.`)
-      return JSON.parse(readSync(filepath))
-    }
-    const response = await fetch(`https://raw.githubusercontent.com/Kengxxiao/ArknightsGameData/master/${region}/gamedata/excel/charword_table.json`)
-    const data = await response.json()
-    writeSync(JSON.stringify(data), filepath)
-    console.log(`charword_table_${region}.json is updated.`)
-
-    // remove old file
-    const files = readdirSync(path.join(__projectRoot, __config.folder.operator, __config.folder.share))
-    for (const file of files) {
-      if (file.startsWith(`charword_table_${region}`) && file !== path.basename(filepath)) {
-        rm(path.join(__projectRoot, __config.folder.operator, __config.folder.share, file))
-      }
-    }
-    return data
+    return await (new Downloader()).github(`https://api.github.com/repos/Kengxxiao/ArknightsGameData/commits?path=${region}/gamedata/excel/charword_table.json`, `https://raw.githubusercontent.com/Kengxxiao/ArknightsGameData/master/${region}/gamedata/excel/charword_table.json`, path.join(this.#charwordTablePath, `charword_table_${region}.json`))
   }
 
   async #zhCNLoad() {
diff --git a/libs/downloader.js b/libs/downloader.js
new file mode 100644
index 0000000..32a14de
--- /dev/null
+++ b/libs/downloader.js
@@ -0,0 +1,36 @@
+/* eslint-disable no-undef */
+import fetch from "node-fetch"
+import path from "path"
+import { exists, writeSync, readdirSync, rm, readSync } from "./file.js"
+
+export default class Downloader {
+
+    async github(history_url, raw_url, filepath) {
+        const historyResponse = await fetch(history_url)
+        const historyData = await historyResponse.json()
+        const lastCommit = historyData[0]
+        const lastCommitDate = new Date(lastCommit.commit.committer.date)
+        console.log(`Last commit date: ${lastCommitDate.getTime()}`)
+        const basename = path.basename(filepath)
+        const ext = path.extname(filepath)
+        filepath = path.join(filepath, "..", `${basename}_${lastCommitDate.getTime()}${ext}`)
+
+        if (exists(filepath)) {
+            console.log(`${basename} is the latest version.`)
+            return JSON.parse(readSync(filepath))
+        }
+        const response = await fetch(raw_url)
+        const data = await response.json()
+        writeSync(JSON.stringify(data), filepath)
+        console.log(`${basename} is updated.`)
+
+        // remove old file
+        const files = readdirSync(path.join(__projectRoot, __config.folder.operator, __config.folder.share))
+        for (const file of files) {
+            if (file.startsWith(basename) && file !== path.basename(filepath)) {
+                rm(path.join(__projectRoot, __config.folder.operator, __config.folder.share, file))
+            }
+        }
+        return data
+    }
+}
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